2.61 ct gem black opal 10x8x5mm$7,000.00 USD USD AUD Out of stock SKU: TD1924 Category: Black Opal Opal Specifications Additional information Weight 2.61 ct Dimensions 10 × 8 × 5 mm Body Tone Black N4 Predominant Colors Green, Red Brightness B4 Very Bright Cut Oval Dome Medium Dome Product Enquiry